About: http://webisa.webdatacommons.org/82783384

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Also, dips for boat and planes sounds ranged from 40 Hz to 200 Hz, but mostly centered around 150 Hz.
http://www.w3.org/ns/prov#wasQuotedFrom	freesound.org